Volume 31 (2024)
Volume 30 (2023)
Volume 29 (2022)
Volume 28 (2021)
Volume 27 (2020)
Volume 9 (2019)
Volume 8 (2019)
Volume 26 (2019)
Volume 12 (2019)
Volume 10 (2019)
Volume 25 (2018)
Volume 24 (2017)
Volume 23 (2016)
Volume 22 (2015)
Volume 21 (2014)
Volume 20 (2013)
Volume 19 (2013)
Volume 18 (2011)
Volume 17 (2010)
Volume 16 (2009)
Volume 15 (2008)
Volume 14 (2007)
Volume 13 (2006)
Volume 7 (2000)
Volume 6 (1999)
Volume 11 ()
Assessment of rangeland suitability determination for sheep grazing based on guideline (MSSG) (case study: middle Taleghan)

Anvar Sanaie; Hossein Arzani; Ali Tavili; Mehdi Farahpour

Volume 22, Issue 2 , August 2015, , Pages 275-288

Abstract
  This study aimed to evaluate the range suitability for sheep grazing according to the Manual of Suitability for Sheep Grazing instructions in the rangelands of central Taleghan and comparison with the FAO guidelines (1991). Accordingly, the final model of range suitability was determined from combining ...  Read More

Mapping the Daily Requirement of Grazing Animal on the Rangelands of West Azerbaijan

Hosein Arzani; Esmaiel Sabri; Javad Moetamedi; Seyed Akbar Javadi

Volume 22, Issue 1 , June 2015, , Pages 158-167

Abstract
  Several sheep breeds with different sizes use the rangelands in different climatic regions of West Azerbaijan province. Since these rangelands differ regarding the vegetation and physical characteristics and these differences cause the amount of animals’ mobility to vary, the amount of required ...  Read More

Forage quality of important range species in summer rangelands of Saraliabad

Hosein Arzani; Javad Moetamedi; Seyed Ali Hoseini

Volume 21, Issue 4 , March 2015, , Pages 651-662

Abstract
  Knowledge of forage quality is of paramount importance for livestock and rangeland management. For this purpose, the forage quality of range species was investigated in summer rangelands of Saraliabad, Golestan province to meet daily animal unit requirement. In the present study, 12 rangeland species ...  Read More

Study of conservation effects on some vegetative factors Case study: Gelokan watershed of Varjin protected area

Maryam Haji Mohammad Ebrahim Zanjani; Hosein Arzani; Nematalah Khorasani; Navid Ziaee

Volume 19, Issue 2 , September 2012, , Pages 191-202

Abstract
  Distinguishing of protected areas is one of the range management methods for improvement, sustainable development and richness of plant composition. This research was carried out to study the effects of conservation on some vegetative factors in some parts of Varjin located in Tehran province and protected ...  Read More

Investigation on variation trends of vegetation and yield in rangelands of Mazandaran province (2001-2005)

Hassan Ghelichnia; Hosein Arzani; Mohammad Akbarzadeh; Mahdi Farahpour; Mojgan sadat Azimi

Volume 19, Issue 2 , September 2012, , Pages 203-220

Abstract
  Rangeland assessment and recognizing changes in vegetation, yield and their affecting factors are of important issues for planning and optimum utilization management. Firstly in 2000, main habitats of Mazandaran province were determined and then a site was selected in each reference area for collecting ...  Read More

Evapotranspiration Estimation Using Climatic Data, Plant Characteristics and Cropwat 8.0 Software (Case Study: Steppic Region of MarkaziProvince, Roodshore Station)

Ali Ehsani; Hosein Arzani; Mahdi Farahpur; Hassan Ahmadi; Mohammad Jafari; Mortezah Akbarzadeh

Volume 19, Issue 1 , June 2012, , Pages 1-16

Abstract
  In this study, potential and actual evapotranspiration were estimated by Penman- Matis using climatic data of Saveh Station, and plant and soil characteristics were estimated by Cropwat 8.0 software. Our results showed that potential evapotranspiration in growing season was 6.16 times greater than the ...  Read More

The effect of precipitationfluctuations on canopy cover and range forage production in Yazd semi-steppe rangelands (Khud area 1378-1386)

Jallal Abdolahi; Hossean Arzani; Mohammad hosein Savaghebi; Mojgan Azimi; Hosein Naderi

Volume 19, Issue 1 , June 2012, , Pages 45-59

Abstract
  Our country’s rangelands are mainly located in arid and semi-arid regions. Due to the low amount of precipitation and high rate of evapotranspiration, water stress is considered as the most crucial environmental stress for vegetation in this region.  This study was conducted at Khud-e-sofla ...  Read More

Determination of site priority for apiculture by using Analytical Hierarchy Process (AHP) method

Fazel Amiri; Hosein Arzani

Volume 19, Issue 1 , June 2012, , Pages 159-177

Abstract
  Rangeland evaluation is defined as identification and assessmnet of actual and potential production in order tohave a sustainable utilization ofthisvaluable resource. One of the important indirect applications in multiple use of rangelands is Apiculture. In this study, site priority for apiculture was ...  Read More

Effect of grazing intensity on soil and vegetation characteristics using Principal components Analysis

Asghar Kohandel; Hossein Arzani; Morteza Hosseini Tavassol

Volume 17, Issue 4 , November 2011, , Pages 518-526

Abstract
  Different grazing intensities change the chemical and physical properties of soil and plant composition of rangelands. Accordingly, effect of livestock grazing intensities on soil and vegetation characteristics were investigated in the southeastern of Hashtgerd using Principal Component Analysis. Principal ...  Read More

Range suitability classification for goats using GIS Case Study: Ghareaghach watershed-Semirom

Esmaeil Alizadeh; Hossein Arzani; Hossein Azarnivand; Abdol reza Mohajeri; Seyed Hassan Kaboli

Volume 18, Issue 3 , September 2011, , Pages 353-371

Abstract
  Range suitability determination is considered as a step toward development and sustainable utilization of natural resources with a great significance in the world of today. Since the goats are the majority of the livestock populations using the country's rangelands after the sheep, grazing traits, adaptation ...  Read More

Rangeland monitoring in the North East of Iran

Mohammad Zadbar; Hossein Arzani; Mojgan Azemi; Vali ... Mozafarian; ghanbar ali Shad; Faredeh Saghafi khadem; Hossein Tavakoli; Hassan Amir abadi zadeh; Somayeh Naaseri

Volume 18, Issue 2 , September 2011, , Pages 231-243

Abstract
  Rangelands play a key role in country's economy not only for livestock grazing but also for soil and water conservation and other services.This research was based upon a national plan of rangeland monitoring performed in different climatic regions of Iran. Three sites including Asalmeh Bajgiran, Tavakal ...  Read More

Models for estimating range production by cover measurement

hosein Arzani; somayeh Dehdari; Gardoon King

Volume 18, Issue 1 , May 2011, , Pages 1-16

Abstract
  Importance of production information in range management has caused researchers be seeking to find suitable methods for yield estimation. As clipping and weighing method has been recognized as a time consuming, high cost and destructive method, researches have been conducted on indirect methods. Estimating ...  Read More

Investigating the range condition trend during eight-year period in Isfahan province

Masoud Borhani; Hossein Arzani; Zahra Jaberolansar; Mojgan Azimi; Mahdi Farahpor

Volume 17, Issue 1 , September 2010, , Pages 1-20

Abstract
  Range condition is known as an important indicator for assessment in range management. Many techniques have been exploited for determining this indicator, from which four-factor method has been used in this study. Some communities at stepic regions of Isfahan province were selected. In each selected ...  Read More

Determination of animal unit and animal daily requriment of Makoii sheep breed in West Azarbayjan rangelands

Hossein Arzani; Javad Torkan; Ali Nikkhah; Hossein Azarnivand; Mahdi Ghorbani

Volume 17, Issue 2 , September 2010, , Pages 191-204

Abstract
  Concepts of animal equivalent has been developed to express different kind and classes of grazing animal in common form. This concept is not fixed and usually determine on the basis of live weight and metabolic weight. More than 27 sheep breeds with different body size have been adapted and grazing on ...  Read More

Floristic study and estimating species diversity indices in Taleghan subwatersheds

Zainab Jafarian jelodar; Hosein Arzani

Volume 16, Issue 3 , December 2009, , Pages 317-328

Abstract
  Plant species have important role in other organisms life circle. High diversity of plant species cause equilibrium and stability of this circle, so conservation of plant species is essential for continuity and survival of ecosystems. In this study vegetation species diversity and flora in four sub watersheds ...  Read More